This document provides an overview of the history and key developments in architecture. It discusses some of the earliest developments like the post-and-lintel method and Greek orders. It also covers important Roman architectural advances such as the arch, vault and dome. Specific styles and architects are mentioned like Antonio Gaudi's organic designs for La Sagrada Familia and Frank Lloyd Wright's consideration of the environment in buildings like Falling Water. Modern materials like steel, concrete, glass and iron are also cited as enabling new types of structures in recent centuries.